/**
* 每个请求层，最终被调用的方法
*
* @return mixed
*/
public function handle()
{
/** @var Request $request */
$request =& $this->flow->contexts['request'];
// 如果当前请求是初始请求，那么对其进行额外处理
// 如果当前请求是CLI，那么直接当做为初始化请求
if (PHP_SAPI == 'cli' || $request->isInitial()) {
if (!empty($_SERVER['HTTPS']) && filter_var($_SERVER['HTTPS'], FILTER_VALIDATE_BOOLEAN) || isset($_SERVER['HTTP_X_FORWARDED_PROTO']) && 'https' === $_SERVER['HTTP_X_FORWARDED_PROTO'] && in_array($_SERVER['REMOTE_ADDR'], Request::$trustedProxies)) {
$request->secure = true;
}
if (isset($_SERVER['REQUEST_METHOD'])) {
$method = $_SERVER['REQUEST_METHOD'];
} else {
$method = Http::GET;
}
if (isset($_SERVER['HTTP_REFERER'])) {
$referrer = $_SERVER['HTTP_REFERER'];
}
if (isset($_SERVER['HTTP_USER_AGENT'])) {
Request::$userAgent = $_SERVER['HTTP_USER_AGENT'];
}
if (isset($_SERVER['HTTP_X_REQUESTED_WITH'])) {
$requestedWith = $_SERVER['HTTP_X_REQUESTED_WITH'];
}
Request::$clientIp = Request::getClientIP();
if ($method !== Http::GET) {
$body = file_get_contents('php://input');
}
$cookies = [];
if ($cookieKeys = array_keys($_COOKIE)) {
foreach ($cookieKeys as $key) {
$cookies[$key] = Cookie::get($key);
}
}
if (isset($_SERVER['SERVER_PROTOCOL'])) {
$request->protocol = $_SERVER['SERVER_PROTOCOL'];
}
$request->query($_GET)->post($_POST);
if (isset($method)) {
$request->method = $method;
}
if (isset($referrer)) {
$request->referrer = $referrer;
}
if (isset($requestedWith)) {
$request->requestedWith = $requestedWith;
}
if (isset($body)) {
$request->body = $body;
}
if (isset($cookies)) {
$request->cookie($cookies);
}
}
}
/**
* @return bool
*/
protected function _destroy()
{
// Destroy the current session
session_destroy();
// Did destruction work?
$status = !Base::getHttp()->sessionID();
if ($status) {
// Make sure the session cannot be restarted
Cookie::delete($this->_name);
}
return $status;
}
/**
* 设置一个cookie
*
* Cookie::set('theme', 'red');
*
* @param string $name cookie名
* @param string $value cookie值
* @param int $expired 生效时间（秒数）
* @return bool
*/
public static function set($name, $value, $expired = null)
{
// 处理过期时间
if (null === $expired) {
$expired = Cookie::$expiration;
}
if ($expired !== 0) {
$expired += time();
}
// Add the salt to the cookie value
$value = Cookie::salt($name, $value) . '~' . $value;
return Base::getHttp()->setCookie($name, $value, $expired, Cookie::$path, Cookie::$domain, Cookie::$secure, Cookie::$httpOnly);
}
/**
* @return bool
*/
protected function _destroy()
{
return Cookie::delete($this->_name);
}
/**
* Completely destroy the current session.
* $success = $session->destroy();
*
* @return boolean
*/
public function destroy()
{
// Destroy the current session
@session_destroy();
// Did destruction work?
$status = !session_id();
if ($status) {
// Make sure the session cannot be restarted
Cookie::delete($this->_name);
}
return $status;
}
/**
* 发送header信息
*
* @param array $headers
* @param bool $replace
* @return $this
*/
protected function _sendHeadersToPhp(array $headers, $replace)
{
if (Base::getHttp()->headersSent()) {
return $this;
}
foreach ($headers as $key => $line) {
Base::getLog()->debug(__METHOD__ . ' send headers to php', ['key' => $key, 'value' => $line]);
if ($key == 'Set-Cookie' && is_array($line)) {
Base::getLog()->debug(__METHOD__ . ' set cookie headers', $line);
foreach ($line as $name => $value) {
Cookie::set($name, $value['value'], $value['expiration']);
}
continue;
}
Base::getHttp()->header($line, $replace);
}
return $this;
}
